(1) He is married to Magdalena Blijhie.
They got married
(2) He is married to Marijtje Tack.
Permission for the marriage has been obtained in Leijden on April 17, 1767.Source 1
"Maria Tak, jongedochter, Vestestraat, gecomp. Catrijna Rijke, moeder ... met ... Pieter Derwijn, weduwnaar van Magdalena Olijhie, Langegragt bij de Maark, gecomp. Jan Blijhie, swager in de Westravenstr."